Implemented finding of sets by stone

git-svn-id: svn://sunsvr01.isp.uni-luebeck.de/swproj13/trunk@119 72836036-5685-4462-b002-a69064685172

1 files changed, 33 insertions, 3 deletions

diff --git a/src/jrummikub/model/Table.java b/src/jrummikub/model/Table.java
index 232986f..71ce27c 100644
--- a/src/jrummikub/model/Table.java
+++ b/src/jrummikub/model/Table.java
@@ -6,6 +6,17 @@ import jrummikub.util.Pair;
 
 public class Table extends StoneTray<StoneSet> implements ITable {
 
+	private static class StoneInfo {
+		StoneSet set;
+		Position setPosition;
+		int stonePosition;
+		public StoneInfo(StoneSet set, Position setPosition, int stonePosition) {
+			this.set = set;
+			this.setPosition = setPosition;
+			this.stonePosition = stonePosition;
+		}
+	}
+	
 	/**
 	 * Removes {@link Stone} from the Table
 	 * 
@@ -14,7 +25,14 @@ public class Table extends StoneTray<StoneSet> implements ITable {
 	 */
 	@Override
 	public void pickUpStone(Stone stone) {
+		StoneInfo info = findStoneInfo(stone);
+		
+		splitSet(info.set, info.setPosition, info.stonePosition);
+	}
+
+	private StoneInfo findStoneInfo(Stone stone) {
 		// Find the set of the stone
+		StoneInfo info;
 		StoneSet set = null;
 		Position setPosition = null;
 		int stonePosition = 0;
@@ -31,11 +49,23 @@ public class Table extends StoneTray<StoneSet> implements ITable {
 		}
 		// Stone not found
 		if (set == null) {
-			return;
+			info = null;
+		} else {
+			info = new StoneInfo(set, setPosition, stonePosition);
 		}
-		
-		splitSet(set, setPosition, stonePosition);
+		return info;
+	}
+	
+	@Override
+	public StoneSet findStoneSet(Stone stone) {
+		StoneInfo info = findStoneInfo(stone);
+		if (info == null) {
+			return null;
+		}
+		return info.set;
 	}
+	
+	
 
 	private void splitSet(StoneSet set, Position setPosition, int stonePosition) {
 		pickUp(set);